disc tray missing latch no spin

When the tray door closes it depresses this button, like a little latch thing that activates thing to spin. all the slamming that my daughter and I have done has broken off that little Piece.

now I can't get it to spin.. is there A way to make it spin without replacing the little piece because I can't find it online..

Block Image

crwdns2934089:0crwdne2934089:0 crwdns2934093:0crwdne2934093:0

crwdns2934109:0crwdne2934109:0

crwdns2889612:0crwdne2889612:0 0
crwdns2934285:0crwdne2934285:0